Book
Indigenous Technical Knowledge In Farming Systems And Rural Technology: A Bibliography On Eastern Africa. Working Paper (Technische Hogeschool Twente. Vakgroep Ontwikkelingskunde) No. 38. [Enschede, Netherlands]: University of Twente, Technology and Development Group. http://www.worldcat.org/oclc/38348173.
. 1988. Journal Article
“Bora Indian Agroforestry: An Alternative To Deforestation”. Cultural Survival Quarterly Magazine 6 (2): 15-16. http://www.culturalsurvival.org/ourpublications/csq/article/bora-indian-agroforestry-an-alternative-deforestation.
. 1982.